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Related Party Transactions (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Related Party Transactions [Abstract]        
Total revenues $ 6 $ 0 $ 463 $ 8
Total purchases $ 594 $ 57 $ 1,840 $ 640